From: Shashank Balaji via B4 Relay <devnull+shashank.mahadasyam.sony.com@kernel.org>
To: "Tejun Heo" <tj@kernel.org>,
"Johannes Weiner" <hannes@cmpxchg.org>,
"Michal Koutný" <mkoutny@suse.com>,
"Jonathan Corbet" <corbet@lwn.net>
Cc: cgroups@vger.kernel.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org,
Shinya Takumi <shinya.takumi@sony.com>,
Shashank Balaji <shashank.mahadasyam@sony.com>
Subject: [PATCH v2 1/3] cgroup, docs: be specific about bandwidth control of rt processes
Date: Tue, 20 May 2025 23:07:45 +0900 [thread overview]
Message-ID: <20250520-rt-and-cpu-controller-doc-v2-1-70a2b6a1b703@sony.com> (raw)
In-Reply-To: <20250520-rt-and-cpu-controller-doc-v2-0-70a2b6a1b703@sony.com>
From: Shashank Balaji <shashank.mahadasyam@sony.com>
Signed-off-by: Shashank Balaji <shashank.mahadasyam@sony.com>
---
Documentation/admin-guide/cgroup-v2.rst | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index 1a16ce68a4d7f6f8c9070be89c4975dbfa79077e..3b3685736fe9b12e96a273248dfb4a8c62a4b698 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -1076,7 +1076,7 @@ cpufreq governor about the minimum desired frequency which should always be
provided by a CPU, as well as the maximum desired frequency, which should not
be exceeded by a CPU.
-WARNING: cgroup2 cpu controller doesn't yet fully support the control of
+WARNING: cgroup2 cpu controller doesn't yet support the (bandwidth) control of
realtime processes. For a kernel built with the CONFIG_RT_GROUP_SCHED option
enabled for group scheduling of realtime processes, the cpu controller can only
be enabled when all RT processes are in the root cgroup. Be aware that system
--
2.43.0
next prev parent reply other threads:[~2025-05-20 14:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-20 14:07 [PATCH v2 0/3] cgroup, docs: cpu controller interaction with various scheduling policies Shashank Balaji via B4 Relay
2025-05-20 14:07 ` Shashank Balaji via B4 Relay [this message]
2025-05-20 20:11 ` [PATCH v2 1/3] cgroup, docs: be specific about bandwidth control of rt processes Tejun Heo
2025-05-21 1:14 ` Shashank.Mahadasyam
2025-05-21 16:30 ` Tejun Heo
2025-05-21 16:35 ` Tejun Heo
2025-05-20 14:07 ` [PATCH v2 2/3] sched_ext, docs: add label Shashank Balaji via B4 Relay
2025-05-20 20:26 ` Tejun Heo
2025-05-20 14:07 ` [PATCH v2 3/3] cgroup, docs: cpu controller interaction with various scheduling policies Shashank Balaji via B4 Relay
2025-05-20 20:16 ` Tejun Heo
2025-05-21 7:49 ` Shashank Balaji
2025-05-21 17:31 ` Tejun Heo
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